求翻译：　　九、在新加坡就读专业课程毕业后，和其他国家相比，就业机会高，发展空间广阔。在新加坡工作半年以上就可以申请绿卡。是什么意思？

　　Nine, in Singapore attending professional courses after graduation, and compared to other countries, employment opportunities and high, broad development space. Singapore work more than six months can apply for a green card.